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Remove unused arguments and move ManglerPrefixTy to the implementation.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240408 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2015-06-23 14:11:09 +00:00
parent 88278a22cc
commit 0e9288493a
2 changed files with 27 additions and 25 deletions
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14
include/llvm/IR/Mangler.h
View File

@@ -25,14 +25,6 @@ template <typename T> class SmallVectorImpl;
class Twine; class Twine;
class Mangler { class Mangler {
public:
enum ManglerPrefixTy {
Default, ///< Emit default string before each symbol.
Private, ///< Emit "private" prefix before each symbol.
LinkerPrivate ///< Emit "linker private" prefix before each symbol.
};
private:
/// We need to give global values the same name every time they are mangled. /// We need to give global values the same name every time they are mangled.
/// This keeps track of the number we give to anonymous ones. /// This keeps track of the number we give to anonymous ones.
mutable DenseMap<const GlobalValue*, unsigned> AnonGlobalIDs; mutable DenseMap<const GlobalValue*, unsigned> AnonGlobalIDs;
@@ -54,11 +46,9 @@ public:
/// Print the appropriate prefix and the specified name as the global variable /// Print the appropriate prefix and the specified name as the global variable
/// name. GVName must not be empty. /// name. GVName must not be empty.
static void getNameWithPrefix(raw_ostream &OS, const Twine &GVName, static void getNameWithPrefix(raw_ostream &OS, const Twine &GVName,
const DataLayout &DL, const DataLayout &DL);
ManglerPrefixTy PrefixTy = Mangler::Default);
static void getNameWithPrefix(SmallVectorImpl<char> &OutName, static void getNameWithPrefix(SmallVectorImpl<char> &OutName,
const Twine &GVName, const DataLayout &DL, const Twine &GVName, const DataLayout &DL);
ManglerPrefixTy PrefixTy = Mangler::Default);
}; };
} // End llvm namespace } // End llvm namespace

38
lib/IR/Mangler.cpp
View File

@@ -21,8 +21,16 @@
#include "llvm/Support/raw_ostream.h" #include "llvm/Support/raw_ostream.h"
using namespace llvm; using namespace llvm;
namespace {
enum ManglerPrefixTy {
Default, ///< Emit default string before each symbol.
Private, ///< Emit "private" prefix before each symbol.
LinkerPrivate ///< Emit "linker private" prefix before each symbol.
};
}
static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName, static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
Mangler::ManglerPrefixTy PrefixTy, ManglerPrefixTy PrefixTy,
const DataLayout &DL, char Prefix) { const DataLayout &DL, char Prefix) {
SmallString<256> TmpData; SmallString<256> TmpData;
StringRef Name = GVName.toStringRef(TmpData); StringRef Name = GVName.toStringRef(TmpData);
@@ -35,9 +43,9 @@ static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
return; return;
} }
if (PrefixTy == Mangler::Private) if (PrefixTy == Private)
OS << DL.getPrivateGlobalPrefix(); OS << DL.getPrivateGlobalPrefix();
else if (PrefixTy == Mangler::LinkerPrivate) else if (PrefixTy == LinkerPrivate)
OS << DL.getLinkerPrivateGlobalPrefix(); OS << DL.getLinkerPrivateGlobalPrefix();
if (Prefix != '\0') if (Prefix != '\0')
@@ -47,19 +55,23 @@ static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
OS << Name; OS << Name;
} }
void Mangler::getNameWithPrefix(raw_ostream &OS, const Twine &GVName, static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
const DataLayout &DL, const DataLayout &DL,
ManglerPrefixTy PrefixTy) { ManglerPrefixTy PrefixTy) {
char Prefix = DL.getGlobalPrefix(); char Prefix = DL.getGlobalPrefix();
return getNameWithPrefixImpl(OS, GVName, PrefixTy, DL, Prefix); return getNameWithPrefixImpl(OS, GVName, PrefixTy, DL, Prefix);
} }
void Mangler::getNameWithPrefix(raw_ostream &OS, const Twine &GVName,
const DataLayout &DL) {
return getNameWithPrefixImpl(OS, GVName, DL, Default);
}
void Mangler::getNameWithPrefix(SmallVectorImpl<char> &OutName, void Mangler::getNameWithPrefix(SmallVectorImpl<char> &OutName,
const Twine &GVName, const DataLayout &DL, const Twine &GVName, const DataLayout &DL) {
ManglerPrefixTy PrefixTy) {
raw_svector_ostream OS(OutName); raw_svector_ostream OS(OutName);
char Prefix = DL.getGlobalPrefix(); char Prefix = DL.getGlobalPrefix();
return getNameWithPrefixImpl(OS, GVName, PrefixTy, DL, Prefix); return getNameWithPrefixImpl(OS, GVName, Default, DL, Prefix);
} }
static bool hasByteCountSuffix(CallingConv::ID CC) { static bool hasByteCountSuffix(CallingConv::ID CC) {
@@ -95,12 +107,12 @@ static void addByteCountSuffix(raw_ostream &OS, const Function *F,
void Mangler::getNameWithPrefix(raw_ostream &OS, const GlobalValue *GV, void Mangler::getNameWithPrefix(raw_ostream &OS, const GlobalValue *GV,
bool CannotUsePrivateLabel) const { bool CannotUsePrivateLabel) const {
ManglerPrefixTy PrefixTy = Mangler::Default; ManglerPrefixTy PrefixTy = Default;
if (GV->hasPrivateLinkage()) { if (GV->hasPrivateLinkage()) {
if (CannotUsePrivateLabel) if (CannotUsePrivateLabel)
PrefixTy = Mangler::LinkerPrivate; PrefixTy = LinkerPrivate;
else else
PrefixTy = Mangler::Private; PrefixTy = Private;
} }
const DataLayout &DL = GV->getParent()->getDataLayout(); const DataLayout &DL = GV->getParent()->getDataLayout();
@@ -112,7 +124,7 @@ void Mangler::getNameWithPrefix(raw_ostream &OS, const GlobalValue *GV,
ID = NextAnonGlobalID++; ID = NextAnonGlobalID++;
// Must mangle the global into a unique ID. // Must mangle the global into a unique ID.
getNameWithPrefix(OS, "__unnamed_" + Twine(ID), DL, PrefixTy); getNameWithPrefixImpl(OS, "__unnamed_" + Twine(ID), DL, PrefixTy);
return; return;
} }